Aprilaire 8145NC Installation And Operating Instructions Manual
  1. Manuals
  2. Brands
  3. Aprilaire Manuals
  4. Fan
  5. 8145NC
  6. Installation and operating instructions manual
Aprilaire 8145NC Installation And Operating Instructions Manual

Aprilaire 8145NC Installation And Operating Instructions Manual

Fresh air ventilator
Hide thumbs Also See for 8145NC:
Table of Contents

Advertisement

Quick Links

Download this manual
MODEL 8145 FRESH AIR VENTILATOR
VENTILATION CONTROLLER
FILTER
COVER
SURFACE MOUNT
BRACKET LOCATION

SAFETY INSTRUCTIONS

1. 120 Volts may cause serious injury from electric shock. Disconnect electrical power before starting installation or servicing. Leave power
disconnected until installation/service is completed.
2. Sharp edges may cause serious injury from cuts. Use care when cutting plenum openings and handling duct work.
1. Read all instructions before beginning installation.
2. Improper installation may cause property damage or injury. Installation, service, and maintenance must be performed by a qualified service
technician.

TABLE OF CONTENTS

Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Introduction and Compliance Statement . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Install Electrical Outlet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Ventilator Location and Orientation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Mount the Ventilator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Mount Intake Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Install Ductwork . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Model 8145NC - Wiring to Various Controls . . . . . . . . . . . . . . . . . . . . . . . . .5
Model 8145NC - Test Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Model 8145NC - Sequence of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
10014353 B2208589A 4.20
Model 8145 and 8145NC
Fresh Air Ventilator
Installation and Operating Instructions
HIGH PRESSURE
PORT
WARNING
CAUTION
READ AND SAVE THESE INSTRUCTIONS
MODEL 8145NC FRESH AIR VENTILATOR
LOW PRESSURE
PORT
INLET COLLAR AND
NORMALLY CLOSED
POWER DAMPER
Model 8145 - Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Model 8145 - Test Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Measure Delivered Airflow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Model 8145 - Set Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Model 8145 - Rater/Inspector Verification . . . . . . . . . . . . . . . . . . . . . . . . . 10
Model 8145 - Sequence of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Filter Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1
Internal Schematics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1
Limited Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
VENTILATION TERMINALS
JOIST MOUNT
OUTLET
BRACKET LOCATION
COLLAR
English 1

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the 8145NC and is the answer not in the manual?

Questions and answers

Related Manuals for Aprilaire 8145NC

Summary of Contents for Aprilaire 8145NC

  • Page 1: Table Of Contents

    Model 8145NC – Wiring to Various Controls . . . . . . . . . . . . . . . . .

  • Page 2: Introduction And Compliance Statement

    INTRODUCTION AND COMPLIANCE STATEMENT The Model 8145 and 8145NC Fresh Air Ventilators are designed to bring in precisely the right amount of outdoor air into today’s efficiently designed homes . Duct the inlet of the ventilator to an outdoor air intake and duct the discharge to the HVAC system, then simply plug the unit in, set the amount of needed ventilation and select the desired temperature limits .

  • Page 3: Ventilator Location And Orientation

    VENTILATOR LOCATION AND ORIENTATION If the outlet of the ventilator is not ducted, or if small sections of collapsible duct (i . e . flex duct) are attached to the outlet, then the FIGURE 2 – CLEARANCES FOR SERVICING ventilator must be mounted to minimize the possibility of accessing moving parts (see Cautions below) .

  • Page 4: Mount Intake Hood

    MOUNT INTAKE HOOD Install a weather tight hood with a bird screen . Cut a hole in the exterior wall that is large enough to fit 6" insulated flexible duct through with minimal compression of the insulation . Pull the duct through the hole and attach the flex duct to the collar of the hood .

  • Page 5: Model 8145Nc - Wiring To Various Controls

    MODEL 8145NC – WIRING TO VARIOUS CONTROLS Suggested Controls: • Aprilaire IAQ Control Models 8910, 8910W or 8920W • Aprilaire Thermostat Models 8620 or 8620W • Aprilaire Model 8120X Digital Ventilation Controller Select the diagram that corresponds to the control to be used . Wire the controls to the HVAC equipment and any other IAQ accessory in accordance with the literature provided with the control .

  • Page 6: Model 8145Nc - Test Mode

    (if applicable) is turned on . 1. Use the installed control to complete a circuit between the VENT terminals on the 8145NC . 2. Verify that the ventilator blower starts and that the integral damper opens .

  • Page 7: Model 8145 - Connecting The Control To The Ventilator

    FIGURE 11 – WIRING VENTILATION CONTROL TO A HEAT PUMP HEAT PUMP THERMOSTAT VENTILATION CONTROL WIRE NUT (FIELD SUPPLIED) VENT R & C = 24 VAC HEAT PUMP Y = COMPRESSOR W1 = 1st STAGE AUX. HEAT O = REV. VALVE, COOLING GS = FAN INPUT GH = FAN OUTPUT MODEL 8145 –...

  • Page 8: Model 8145 - Test Mode

    FIGURE 13 – MEASURE PRESSURE AT INLET AND OUTLET PRESSURE PORTS 1. Make sure the ventilator is plugged in and wired to an external control (Model 8145NC) or that the integral control is wired to the HVAC system (Model 8145) .

  • Page 9: Model 8145 - Set Up

    MODEL 8145 – SET UP NOTICE Before setting up the control for use, the amount of ventilation air being delivered (CFM) by the installed ventilation system must be measured.   Hold for 5 seconds, then release .   Throughout the Set Up Menu, the buttons are used to change values, the Select button is used enter the value and move on to the next Set Up Menu item .

  • Page 10: Model 8145 - Rater/Inspector Verification

    MODEL 8145 – RATER/INSPECTOR VERIFICATION To verify the ventilation time setting, press the Select button to scroll through the calculated Required Continuous CFM and the Measured CFM for this installation . If any value does not match the expected value, the Set Up Menu must be entered to change the floor area, number of bedrooms or measured CFM .

  • Page 11: Filter Cleaning

    FILTER CLEANING Normally, the fresh air filter will need to be removed and cleaned every six months, but check it after the first three months following installation to determine if more or less frequent cleaning will be necessary . After cleaning the filter inside the ventilator, clean off the screen at the fresh air intake hood on the outside of the house .

  • Page 12: Limited Warranty

    WARRANTY REGISTRATION Visit us online at www.aprilaire.com to register your Aprilaire product . If you do not have online access, please mail a postcard with your name, address, phone number, email address, product purchased, model number, date of purchase, and dealer name and address to: Research Products Corporation, P . O . Box 1467, Madison, WI 53701 .

This manual is also suitable for:

8145

Table of Contents

Save PDF